1110020112120 has 64 divisors (see below), whose sum is σ = 3379762753920. Its totient is φ = 291587370624.

The previous prime is 1110020112101. The next prime is 1110020112133. The reversal of 1110020112120 is 212110200111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1110020112096 and 1110020112105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69023062 + ... + 69039141.

It is an arithmetic number, because the mean of its divisors is an integer number (52808793030).

Almost surely, 2^{1110020112120} is an apocalyptic number.

1110020112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110020112120 is an abundant number, since it is smaller than the sum of its proper divisors (2269742641800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1110020112120 is a wasteful number, since it uses less digits than its factorization.

1110020112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138062284 (or 138062280 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1110020112120 its reverse (212110200111), we get a palindrome (1322130312231).

The spelling of 1110020112120 in words is "one trillion, one hundred ten billion, twenty million, one hundred twelve thousand, one hundred twenty".